package String;

/**
 * @Author Justin Parker
 * @Date 2024/7/12 0012 10:31
 * @Version 1.0
 *
 * 测试StringBuilder修改字符串的特性
 */
public class StringBuilderDemo02 {
    public static void main(String[] args)
    {
        StringBuilder sb = new StringBuilder("a");
        for (int i = 0;i<10000;i++)
        {
            sb.append("a");
        }
        System.out.println("执行完毕");
    }
}
